S21805 semiconductor Series

The S21805 series from Aker Technology Co., Ltd. is a lineup of compact surface-mount device (SMD) crystal oscillators designed for high-stability timing applications. These oscillators are particularly useful in environments where space is at a premium and precision timing is critical. They come in a small form factor, making them ideal for embedded systems, IoT devices, and portable electronics where size constraints are significant.

One thing worth noting is their ±50ppm accuracy, which is quite impressive given their compact size. This level of precision is crucial for maintaining stable clock signals in digital circuits, ensuring reliable operation in various electronic systems. Engineers tend to reach for this type of oscillator when they need a balance between performance and footprint, especially in applications like microcontrollers, communication modules, and test equipment.

If you're working on projects that require a stable clock source without taking up too much board space, the S21805 series is definitely worth considering. Their CMOS output makes them compatible with a wide range of digital circuits, and their low power consumption further adds to their appeal in battery-powered devices. Overall, these oscillators offer a robust solution for those needing precise timing in constrained spaces.

Mfr Part #	Quantity Available	Price	Category	Symmetry	Output Signal	Voltage Rating	Load Capacitance	Frequency Stability	Frequency Tolerance	Frequency - Output 1	Voltage - Supply (Min)	Width	Height	Length	Mounting Type	Package Cooled	Size / Dimension	Number of Positions	Operating Temperature	Voltage - Supply	Max Propagation Delay @ V, Max CL	Number of Pins	Package Quantity	Function	RoHS
S21805-48.000-X S21805-48.000-X, Crystal Oscillator, 48MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER	1755	1: ¥33.422	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	48 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	-	-	-	-	-	-
S21805-40.000-X S21805-40.000-X, Crystal Oscillator, 40MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER	1755	1: ¥33.422	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	40 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	-	-	-	-	-	-
2 S21805-24.000-X S21805-24.000-X, Crystal Oscillator, 24MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm XOSMD1.8V24.000MHz2x2.5mm AKER 24 MHz 晶体振荡器, ±50ppm, CMOS输出, 15pF, 4针表面安装器件封装 AKER	1394	1: ¥42.0988	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	24 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	1.71 V	40/60%	4	SMT	Y	RoHS Compliant Part
S21805-10.000-X S21805-10.000-X, Crystal Oscillator, 10MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER	1755	1: ¥33.422	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	10 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	-	-	-	-	-	-
S21805-24.576-X S21805-24.576-X, Crystal Oscillator, 24.576MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER	1116	1: ¥52.5504	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	24.576 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	-	-	-	-	-	-
S21805-20.000-X S21805-20.000-X, Crystal Oscillator, 20MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER	1506	1: ¥38.9504	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	20 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	-	-	-	-	-	-
2 S21805-25.000-X S21805-25.000-X, Crystal Oscillator, 25MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm XOSMD1.8V25.000MHz2x2.5mm AKER 25 MHz 晶体振荡器, ±50ppm, CMOS输出, 15pF, 4针表面安装器件封装 AKER	85	1: ¥46.73	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	25 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	1.71 V	40/60%	4	SMT	Y	RoHS Compliant Part
2 S21805-14.31818-X S21805-14.31818-X, Crystal Oscillator, 14.31818MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER 14.31818 MHz 晶体振荡器, ±50ppm, CMOS输出, 15pF, 4针表面安装器件封装 AKER	190	1: ¥53.00	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	14.31818 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	1.71 V	40/60%	4	SMT	Y	-
S21805-16.000-X S21805-16.000-X, Crystal Oscillator, 16MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER	1755	1: ¥33.422	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	16 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	-	-	-	-	-	-
S21805-12.000-X S21805-12.000-X, Crystal Oscillator, 12MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER	1488	1: ¥39.44	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	12 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	-	-	-	-	-	-
2 S21805-50.000-X S21805-50.000-X, Crystal Oscillator, 50MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER 50 MHz 晶体振荡器, ±50ppm, CMOS输出, 15pF, 4针表面安装器件封装 AKER	131	250: ¥34.45	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	50 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	1.71 V	40/60%	4	SMT	Y	-
S21805-8.000-X S21805-8.000-X, Crystal Oscillator, 8MHz, ±50ppm CMOS 15pF, 4-Pin SMD, 2.5 x 2.0 x 0.95mm AKER	1755	1: ¥33.422	-	40/60%	CMOS	1.71 V	15pF	±50ppm	±3 ppm/yr	8 MHz	1.89 V	2mm	0.95mm	2.5mm	Surface Mount	SMD	2.5 x 2.0 x 0.95mm	4	+85 °C	-	-	-	-	-	-

cigen-S21805

Series Images (2)

Frequently Asked Questions

S21805 semiconductor - Part List

Frequency - Output 1